Purchased from Amazon in August 2024, but I haven't had a chance to use it, so it's in new, unused condition. Thank you. [Product Overview] ■ No water source needed, can be flushed with a piston pump Pull up and push down the piston pump next to the toilet seat to flush the toilet. It can be used cleanly and comfortably at any time, making it easy to use even in non-emergency situations. The pump is easy to push, and the flushing is powerful. ■ Wide seat, easy-to-sit design An oval toilet seat, similar to an actual toilet. The wide seat makes it easy to sit on without feeling uncomfortable. ■ Portable and can be used for multiple purposes 〇 Disasters/Emergencies 〇 Nursing care/Rehabilitation 〇 Travel/Outdoor activities ■ Prevents odor leakage with the waste lever The waste lever on the side seals the waste tank. Prevents unpleasant odor leakage after use. ■ Easy to remove, easy to dispose of ■ The capacity meter allows you to check the waste water replacement time ■ Large capacity 21L for plenty of use